🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.52 AU - 0.58 AU

Year: 154 Days

Day: 21.5 Hours

Environment

Temp: 174 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,192,561 km

• M1: 252,521 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.87 AU - 1.35 AU

Year: 441 Days

Day: 18.9 Hours

Environment

Temp: 2 °C

Axial Tilt: 7.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 91,192,561 km

• M1: 71,657 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.09 AU - 1.31 AU

Year: 495 Days

Day: 21.6 Hours

Environment

Temp: 3 °C

Axial Tilt: 7.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 91,192,561 km

• M1: 414,536 km (0.11 R)
• M2: 1,146,069 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.63 AU - 2.07 AU

Year: 948 Days

Day: 30 Hours

Environment

Temp: -78 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 91,192,561 km

• M1: 538,403 km (0.108 R)
• M2: 717,621 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.53 AU - 2.29 AU

Year: 994 Days

Day: 19.2 Hours

Environment

Temp: -62 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.5

Radius: 9.1

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 7.33 AU - 7.83 AU

Year: 7862 Days

Day: 7.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 91,192,561 km

• M1: 113,096 km (0.09 R)
• M2: 463,753 km (0.068 R)
• M3: 1,575,415 km (0.079 R)
• M4: 3,170,876 km (0.12 R)
• M5: 3,485,481 km (0.114 R)
• M6: 3,895,529 km (0.1 R)
• M7: 4,337,441 km (0.091 R)
• M8: 6,845,748 km (0.043 R)
• M9: 10,286,948 km (0.108 R)
• M10: 13,713,188 km (0.073 R)
• M11: 14,614,366 km (0.102 R)
• M12: 15,236,543 km (0.103 R)
• M13: 15,876,373 km (0.09 R)
• M14: 18,328,881 km (0.104 R)
• M15: 19,052,635 km (0.078 R)
• M16: 23,377,809 km (0.114 R)
• M17: 24,488,274 km (0.08 R)
• M18: 26,538,213 km (0.118 R)
• M19: 27,184,327 km (0.042 R)
• M20: 28,893,482 km (0.088 R)
• M21: 30,171,796 km (0.084 R)
• M22: 35,551,485 km (0.095 R)
• M23: 37,708,986 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159.3

Radius: 7.7

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 13.94 AU - 16.76 AU

Year: 22656 Days

Day: 24.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,192,561 km

• M1: 95,743 km (0.112 R)
• M2: 593,156 km (0.083 R)
• M3: 860,487 km (0.069 R)
• M4: 2,836,824 km (0.073 R)
• M5: 4,448,592 km (0.104 R)
• M6: 5,003,600 km (0.108 R)
• M7: 5,814,420 km (0.034 R)
• M8: 8,913,340 km (0.115 R)
• M9: 10,519,124 km (0.061 R)
• M10: 13,090,562 km (0.118 R)
• M11: 13,650,955 km (0.069 R)
• M12: 13,969,150 km (0.102 R)
• M13: 14,488,554 km (0.104 R)
• M14: 16,336,985 km (0.104 R)
• M15: 20,828,661 km (0.095 R)
• M16: 23,265,461 km (0.069 R)
• M17: 26,768,594 km (0.102 R)
• M18: 30,825,539 km (0.095 R)
• M19: 38,466,848 km (0.105 R)
• M20: 38,720,118 km (0.104 R)
• M21: 46,846,424 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548.6

Radius: 7.2

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 15.33 AU - 21.13 AU

Year: 29323 Days

Day: 19.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 91,192,561 km

• M1: 93,499 km (0.095 R)
• M2: 344,973 km (0.115 R)
• M3: 647,908 km (0.106 R)
• M4: 885,919 km (0.105 R)
• M5: 1,241,962 km (0.056 R)
• M6: 1,618,051 km (0.086 R)
• M7: 3,576,287 km (0.092 R)
• M8: 5,577,308 km (0.112 R)
• M9: 6,695,552 km (0.096 R)
• M10: 7,182,343 km (0.108 R)
• M11: 8,336,042 km (0.074 R)
• M12: 13,576,007 km (0.057 R)
• M13: 13,806,836 km (0.086 R)
• M14: 14,276,125 km (0.029 R)
• M15: 17,773,125 km (0.083 R)
• M16: 18,049,282 km (0.076 R)
• M17: 19,087,043 km (0.117 R)
• M18: 20,972,275 km (0.113 R)
• M19: 23,306,301 km (0.074 R)
• M20: 26,281,354 km (0.071 R)
• M21: 27,612,775 km (0.095 R)
• M22: 31,741,377 km (0.101 R)
• M23: 42,825,682 km (0.07 R)
• M24: 48,326,395 km (0.089 R)
• M25: 52,558,519 km (0.076 R)
• M26: 58,644,759 km (0.114 R)
• M27: 66,061,821 km (0.116 R)
• M28: 70,109,042 km (0.078 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 12,369 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit